package com.neusoft.service;

import com.neusoft.po.Currency;

public interface CurrencyService {
	
	public int saveCurrency(String userId, Double amount);
	
	public Currency getCurrencyByUserId(String userId);
	
	public int addCurrencyByUserId(Double addAmount, String userId);
	
	public int minusCurrencyByUserId(Double minusAmount, String userId);
}
